package com.itheima.apidemo;

public class Demo01 {

    public static void main(String[] args) {
        //Math.random  [0.0,1.0)
        for (int i = 0; i < 100; i++) {
            double random = Math.random();
            System.out.println(random);
        }

        int a=10;
        int b=20;
        int max= Math.max(a, b);

    }
}
